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+<!--
+doc/src/sgml/ref/drop_event_trigger.sgml
+PostgreSQL documentation
+-->
+
+<refentry id="sql-dropeventtrigger">
+ <indexterm zone="sql-dropeventtrigger">
+ <primary>DROP EVENT TRIGGER</primary>
+ </indexterm>
+
+ <refmeta>
+ <refentrytitle>DROP EVENT TRIGGER</refentrytitle>
+ <manvolnum>7</manvolnum>
+ <refmiscinfo>SQL - Language Statements</refmiscinfo>
+ </refmeta>
+
+ <refnamediv>
+ <refname>DROP EVENT TRIGGER</refname>
+ <refpurpose>remove an event trigger</refpurpose>
+ </refnamediv>
+
+ <refsynopsisdiv>
+<synopsis>
+DROP EVENT TRIGGER [ IF EXISTS ] <replaceable class="parameter">name</replaceable> [ CASCADE | RESTRICT ]
+</synopsis>
+ </refsynopsisdiv>
+
+ <refsect1>
+ <title>Description</title>
+
+ <para>
+ <command>DROP EVENT TRIGGER</command> removes an existing event trigger.
+ To execute this command, the current user must be the owner of the event
+ trigger.
+ </para>
+ </refsect1>
+
+ <refsect1>
+ <title>Parameters</title>
+
+ <variablelist>
+
+ <varlistentry>
+ <term><literal>IF EXISTS</literal></term>
+ <listitem>
+ <para>
+ Do not throw an error if the event trigger does not exist. A notice
+ is issued in this case.
+ </para>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term><replaceable class="parameter">name</replaceable></term>
+ <listitem>
+ <para>
+ The name of the event trigger to remove.
+ </para>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term><literal>CASCADE</literal></term>
+ <listitem>
+ <para>
+ Automatically drop objects that depend on the trigger,
+ and in turn all objects that depend on those objects
+ (see <xref linkend="ddl-depend"/>).
+ </para>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term><literal>RESTRICT</literal></term>
+ <listitem>
+ <para>
+ Refuse to drop the trigger if any objects depend on it. This is
+ the default.
+ </para>
+ </listitem>
+ </varlistentry>
+ </variablelist>
+ </refsect1>
+
+ <refsect1 id="sql-dropeventtrigger-examples">
+ <title>Examples</title>
+
+ <para>
+ Destroy the trigger <literal>snitch</literal>:
+
+<programlisting>
+DROP EVENT TRIGGER snitch;
+</programlisting></para>
+ </refsect1>
+
+ <refsect1 id="sql-dropeventtrigger-compatibility">
+ <title>Compatibility</title>
+
+ <para>
+ There is no <command>DROP EVENT TRIGGER</command> statement in the
+ SQL standard.
+ </para>
+
+ </refsect1>
+
+ <refsect1>
+ <title>See Also</title>
+
+ <simplelist type="inline">
+ <member><xref linkend="sql-createeventtrigger"/></member>
+ <member><xref linkend="sql-altereventtrigger"/></member>
+ </simplelist>
+ </refsect1>
+
+</refentry>